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Monosodium dichlorophene

CAS 10187-52-7

Phenol, 2,2'-methylenebis[4-chloro-, sodium salt (1:1)

Molecular structure of 10187-52-7
1 Na⁺
US productionNot reported
Import value, 2024$34M
Top sourceJordan 65%

This chemical is listed as active in US commerce, but no company reported it to EPA’s survey for 2019 or 2023. Sites may have made or imported less than the threshold amount, or none.

Why supply is unknown

Production is reported production, not a complete census of factories. Import value and source-country shares describe a shared customs category, not a separate chemical measurement.

Where It Comes From

Customs basis: HS 290819 · basket

These shares come from HS customs code 290819, which covers 63 tracked chemicals in total. They estimate the category's origin mix, not this chemical specifically.

Source Countries
JO 65%JordanDE 12%GermanyCN 6%ChinaJP 6%JapanGB 5%United Kingdom

Why It Matters

No EPA sector or FDA product records name a use for this chemical.

Chemical Identity

CAS10187-52-7
PubChem CIDNot recorded
DTXSIDDTXSID3058610
FormulaC13H9Cl2NaO2
Mol. Weight291.1 g/mol
SMILES[Na+].OC1=C(CC2=C([O-])C=CC(Cl)=C2)C=C(Cl)C=C1

Data Sources

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Brief citations

Monosodium dichlorophene (CAS 10187-52-7) https://chemicalindependence.com/chemical/10187-52-7/ EPA TSCA Inventory: CAS 10187-52-7. Retrieved 2026-10-04. https://www.epa.gov/tsca-inventory US Census international trade: HS 290819 for CAS 10187-52-7. Reporting year: 2024. https://usatrade.census.gov/